Vincent Vanel

PSO-Based Adaptive NMPC for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

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Flowsheets for the Validation of the Reference AmSEL System

Vincent Vanel, Andreas Wilden, Giuseppe Modolo, Andreas Geist et autres

Recycling americium (Am) from spent nuclear fuels is an important option considered for the future nuclear fuel cycle as americium is the main contributor to the long-term radiotoxicity and heat power of the ultimate waste. The AmSEL flowsheet aims at recovering and …

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Uranium(VI)/Plutonium(IV) Separation from Spent MOX Fuels Using a Single Monoamide Extractant: The PUMAS Process

Solenne Michaud, Amandine Duterme, Sylvain Costenoble, Fabien Lengrand et autres

In the context of the development of generation IV reactors, solvent extraction process is under development for the reprocessing of spent nuclear fuels. A monoamide extractant was found to be a suitable replacement for TBP. This extractant allows plutonium(IV) back-extraction by changing …

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ANN-Based Adaptive NMPC for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process*

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

This study focuses on the challenges in optimizing the control of uranium extraction and scrubbing within the PUREX process. The objective is to maintain the system at a target solvent saturation level while adhering to operational constraints, managing disturbances, and adjusting to …

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ANN-Based Adaptive NMPC for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

This paper addresses the particularities in optimal control of the uranium extraction-scrubbing operation in the PUREX process. The control problem requires optimally stabilizing the system at a desired solvent saturation level, guaranteeing constraints, disturbance rejection, and adapting to set point variations. A …

Predictive functional control for separation processes by liquid-liquid extraction

Vincent Vanel, J. Mallet, Binh Dinh, Solenne Michaud et autres

A separation process by liquid-liquid extraction is a well-known and widespread industrial technology implemented to quantitatively recover valuable chemical elements. In the nuclear industry, such processes have been used for decades to recover uranium and plutonium from spent fuel. The process is …

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PSO-Based Adaptive NMPC for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

This paper addresses the particularities of adaptive optimal control of the uranium extraction-scrubbing operation in the PUREX process. The process dynamics are nonlinear, high dimensional, and have limited online measurements. In addition, analysis and developments are based on a qualified simulation program …

Nonlinear Model Predictive Control for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

This paper addresses the particularities of the uranium extraction-scrubbing operation in a spent nuclear fuel treatment process (PUREX-Plutonium Uranium Refining by Extraction) through the use of set-point tracking MPC (Model Predictive Control). The presented controller uses the feed solution flow rate as …

Nonlinear Model Predictive Control for Uranium Extraction-Scrubbing Operation in Spent Nuclear Fuel Treatment Process

Duc-Tri Vo, Ionela Prodan, Laurent Lefèvre, Vincent Vanel et autres

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Americium Recovery from Highly Active PUREX Raffinate by Solvent Extraction: The EXAm Process. A Review of 10 Years of R&D

Manuel Miguirditchian, Vincent Vanel, Cécile Marie, V. Pacary et autres

In the framework of the R&D program conducted in France on partitioning and transmutation of minor actinides, a solvent extraction process was developed for separating americium from a PUREX raffinate arising from the dissolution of spent nuclear fuels in nitric acid. The …

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Development of a Selective Americium Separation Process Using H4TPAEN as Water-Soluble Stripping Agent

Cécile Marie, Peter Kaufholz, Vincent Vanel, Marie-Thérèse Duchesne et autres

Recycling americium from spent nuclear fuel is considered as an important option for a future sustainable nuclear fuel cycle. The PUREX solvent extraction process allows to separate uranium and plutonium from a solution of spent fuel dissolved in nitric acid. In a …

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Development of process monitoring tools for the uranium-plutonium separation and purification from spent nuclear fuel by liquid-liquid extraction

Sylvain Costenoble, Sylvain Broussard, Johann Sinot, Vincent Vanel et autres

International audience

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